Home / 7,488.35-11,233.71-2,490.91

Finding the Fourth Proportional to 7,488.35, 11,233.71 and 2,490.91

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Solution

The fourth proportional to 7,488.35, 11,233.71 and 2,490.91 is: 3,736.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488.35 : 11,233.71 = 2,490.91 : x
  2. Step 2: Convert to fraction form
    7,488.35/11,233.71 = 2,490.91/x
  3. Step 3: Cross multiply
    7,488.35x = 11,233.71 × 2,490.91
  4. Step 4: Simplify right side
    7,488.35x = 27,982,160.58
  5. Step 5: Solve for x
    x = 27,982,160.58/7,488.35
  6. Step 6: Final answer
    x = 3,736.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.